Long-Term Performance and Durability of Heat-Treated Alkali-Activated Slag Mortar Containing Silica Fume

Table 1

Chemical composition of ordinary Portland cement (OPC), ground granulated blast furnace slag (GGBFS), and silica fume (SF).

Materials	SiO2	Al2O3	Fe2O3	CaO	MgO	Na2O	K2O	SO3	LOI
OPC (%)	22.28	4.71	2.85	65.65	1.95	0.155	0.484	—	1.41
GGBFS (%)	35.1	10.30	0.80	36.00	10.80	0.71	0.61	—	5.35
SF (%)	93.16	1.13	0.72	—	1.60	—	—	0.05	2.26